busybox/coreutils/pwd.c

/* vi: set sw=4 ts=4: */
/*
 * Mini pwd implementation for busybox
 *
 * Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
 *
 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
 */

//usage:#define pwd_trivial_usage
//usage:       ""
//usage:#define pwd_full_usage "\n\n"
//usage:       "Print the full filename of the current working directory"
//usage:
//usage:#define pwd_example_usage
//usage:       "$ pwd\n"
//usage:       "/root\n"

#include "libbb.h"

/* This is a NOFORK applet. Be very careful! */

int pwd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int pwd_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
	char *buf;

	buf = xrealloc_getcwd_or_warn(NULL);
	if (buf != NULL) {
		puts(buf);
		free(buf);
		return fflush_all();
	}

	return EXIT_FAILURE;
}